java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem13_label58_false-unreach-call.c
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This is Ultimate 0.1.23-1dbac8b
[2018-10-26 23:51:43,637 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-10-26 23:51:43,641 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-10-26 23:51:43,656 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-10-26 23:51:43,657 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-10-26 23:51:43,658 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-10-26 23:51:43,659 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2018-10-26 23:51:43,665 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
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[2018-10-26 23:51:43,669 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-10-26 23:51:43,670 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-10-26 23:51:43,672 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-10-26 23:51:43,674 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-10-26 23:51:43,675 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-10-26 23:51:43,676 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-10-26 23:51:43,678 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
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[2018-10-26 23:51:43,681 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-10-26 23:51:43,682 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-10-26 23:51:43,683 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
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[2018-10-26 23:51:43,687 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values
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[2018-10-26 23:51:43,691 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf
[2018-10-26 23:51:43,723 INFO L110 SettingsManager]: Loading preferences was successful
[2018-10-26 23:51:43,723 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-10-26 23:51:43,724 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-10-26 23:51:43,724 INFO L133 SettingsManager]: * User list type=DISABLED
[2018-10-26 23:51:43,724 INFO L133 SettingsManager]: * calls to implemented procedures=false
[2018-10-26 23:51:43,724 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-10-26 23:51:43,725 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2018-10-26 23:51:43,726 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain
[2018-10-26 23:51:43,726 INFO L133 SettingsManager]: * Log string format=TERM
[2018-10-26 23:51:43,726 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true
[2018-10-26 23:51:43,726 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true
[2018-10-26 23:51:43,727 INFO L133 SettingsManager]: * Interval Domain=false
[2018-10-26 23:51:43,727 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-10-26 23:51:43,728 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-10-26 23:51:43,729 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-10-26 23:51:43,729 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2018-10-26 23:51:43,729 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-10-26 23:51:43,729 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2018-10-26 23:51:43,730 INFO L133 SettingsManager]: * Check if freed pointer was valid=false
[2018-10-26 23:51:43,730 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2018-10-26 23:51:43,730 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-10-26 23:51:43,730 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements
[2018-10-26 23:51:43,730 INFO L133 SettingsManager]: * To the following directory=./dump/
[2018-10-26 23:51:43,731 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-10-26 23:51:43,732 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-10-26 23:51:43,732 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-10-26 23:51:43,732 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-10-26 23:51:43,733 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-10-26 23:51:43,733 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN
[2018-10-26 23:51:43,733 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-10-26 23:51:43,733 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-10-26 23:51:43,734 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-10-26 23:51:43,734 INFO L133 SettingsManager]: * To the following directory=dump/
[2018-10-26 23:51:43,734 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES
[2018-10-26 23:51:43,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-10-26 23:51:43,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-10-26 23:51:43,813 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-10-26 23:51:43,815 INFO L271 PluginConnector]: Initializing CDTParser...
[2018-10-26 23:51:43,816 INFO L276 PluginConnector]: CDTParser initialized
[2018-10-26 23:51:43,817 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem13_label58_false-unreach-call.c
[2018-10-26 23:51:43,877 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/b13ad34a2/1d3df5a0ea9a41e48f20718ca5142490/FLAG5f817ae76
[2018-10-26 23:51:44,715 INFO L298 CDTParser]: Found 1 translation units.
[2018-10-26 23:51:44,716 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem13_label58_false-unreach-call.c
[2018-10-26 23:51:44,755 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/b13ad34a2/1d3df5a0ea9a41e48f20718ca5142490/FLAG5f817ae76
[2018-10-26 23:51:44,773 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/b13ad34a2/1d3df5a0ea9a41e48f20718ca5142490
[2018-10-26 23:51:44,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-10-26 23:51:44,787 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2018-10-26 23:51:44,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-10-26 23:51:44,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-10-26 23:51:44,793 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized
[2018-10-26 23:51:44,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:51:44" (1/1) ...
[2018-10-26 23:51:44,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49bb8d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:44, skipping insertion in model container
[2018-10-26 23:51:44,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:51:44" (1/1) ...
[2018-10-26 23:51:44,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2018-10-26 23:51:44,988 INFO L174 MainTranslator]: Built tables and reachable declarations
[2018-10-26 23:51:46,610 INFO L202 PostProcessor]: Analyzing one entry point: main
[2018-10-26 23:51:46,615 INFO L189 MainTranslator]: Completed pre-run
[2018-10-26 23:51:47,528 INFO L202 PostProcessor]: Analyzing one entry point: main
[2018-10-26 23:51:47,567 INFO L193 MainTranslator]: Completed translation
[2018-10-26 23:51:47,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47 WrapperNode
[2018-10-26 23:51:47,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-10-26 23:51:47,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-10-26 23:51:47,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-10-26 23:51:47,569 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized
[2018-10-26 23:51:47,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (1/1) ...
[2018-10-26 23:51:47,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (1/1) ...
[2018-10-26 23:51:48,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-10-26 23:51:48,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-10-26 23:51:48,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-10-26 23:51:48,197 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-10-26 23:51:48,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (1/1) ...
[2018-10-26 23:51:48,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (1/1) ...
[2018-10-26 23:51:48,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (1/1) ...
[2018-10-26 23:51:48,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (1/1) ...
[2018-10-26 23:51:48,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (1/1) ...
[2018-10-26 23:51:48,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (1/1) ...
[2018-10-26 23:51:48,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (1/1) ...
[2018-10-26 23:51:48,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-10-26 23:51:48,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-10-26 23:51:48,546 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-10-26 23:51:48,546 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-10-26 23:51:48,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-10-26 23:51:48,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-10-26 23:51:48,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-10-26 23:51:48,621 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4
[2018-10-26 23:51:48,621 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4
[2018-10-26 23:51:48,621 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3
[2018-10-26 23:51:48,621 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3
[2018-10-26 23:51:48,621 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2
[2018-10-26 23:51:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2
[2018-10-26 23:51:48,622 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output
[2018-10-26 23:51:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output
[2018-10-26 23:51:48,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-10-26 23:51:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-10-26 23:51:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2018-10-26 23:51:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2018-10-26 23:52:01,020 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-10-26 23:52:01,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:52:01 BoogieIcfgContainer
[2018-10-26 23:52:01,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-10-26 23:52:01,022 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-10-26 23:52:01,022 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2018-10-26 23:52:01,026 INFO L276 PluginConnector]: TraceAbstraction initialized
[2018-10-26 23:52:01,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 11:51:44" (1/3) ...
[2018-10-26 23:52:01,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af55ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:52:01, skipping insertion in model container
[2018-10-26 23:52:01,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:51:47" (2/3) ...
[2018-10-26 23:52:01,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af55ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:52:01, skipping insertion in model container
[2018-10-26 23:52:01,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:52:01" (3/3) ...
[2018-10-26 23:52:01,030 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem13_label58_false-unreach-call.c
[2018-10-26 23:52:01,040 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-10-26 23:52:01,051 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2018-10-26 23:52:01,069 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2018-10-26 23:52:01,117 INFO L382 AbstractCegarLoop]: Interprodecural is true
[2018-10-26 23:52:01,117 INFO L383 AbstractCegarLoop]: Hoare is true
[2018-10-26 23:52:01,117 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-10-26 23:52:01,118 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2018-10-26 23:52:01,118 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-10-26 23:52:01,118 INFO L387 AbstractCegarLoop]: Difference is false
[2018-10-26 23:52:01,118 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-10-26 23:52:01,118 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-10-26 23:52:01,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states.
[2018-10-26 23:52:01,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2018-10-26 23:52:01,177 INFO L367 BasicCegarLoop]: Found error trace
[2018-10-26 23:52:01,179 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-26 23:52:01,181 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-26 23:52:01,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-26 23:52:01,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1597313123, now seen corresponding path program 1 times
[2018-10-26 23:52:01,188 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-26 23:52:01,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:52:01,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-26 23:52:01,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:52:01,248 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-26 23:52:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-26 23:52:01,610 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4
[2018-10-26 23:52:01,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-26 23:52:01,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-26 23:52:01,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2018-10-26 23:52:01,719 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-10-26 23:52:01,725 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states
[2018-10-26 23:52:01,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2018-10-26 23:52:01,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-10-26 23:52:01,748 INFO L87 Difference]: Start difference. First operand 1120 states. Second operand 3 states.
[2018-10-26 23:52:11,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-26 23:52:11,561 INFO L93 Difference]: Finished difference Result 3097 states and 5707 transitions.
[2018-10-26 23:52:11,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2018-10-26 23:52:11,562 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19
[2018-10-26 23:52:11,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-26 23:52:11,600 INFO L225 Difference]: With dead ends: 3097
[2018-10-26 23:52:11,600 INFO L226 Difference]: Without dead ends: 1975
[2018-10-26 23:52:11,613 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2018-10-26 23:52:11,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1975 states.
[2018-10-26 23:52:11,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1975 to 1974.
[2018-10-26 23:52:11,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1974 states.
[2018-10-26 23:52:11,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1974 states and 3284 transitions.
[2018-10-26 23:52:11,794 INFO L78 Accepts]: Start accepts. Automaton has 1974 states and 3284 transitions. Word has length 19
[2018-10-26 23:52:11,795 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-10-26 23:52:11,795 INFO L481 AbstractCegarLoop]: Abstraction has 1974 states and 3284 transitions.
[2018-10-26 23:52:11,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2018-10-26 23:52:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 3284 transitions.
[2018-10-26 23:52:11,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96
[2018-10-26 23:52:11,801 INFO L367 BasicCegarLoop]: Found error trace
[2018-10-26 23:52:11,802 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-26 23:52:11,802 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-26 23:52:11,802 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-26 23:52:11,803 INFO L82 PathProgramCache]: Analyzing trace with hash -1812746414, now seen corresponding path program 1 times
[2018-10-26 23:52:11,803 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-26 23:52:11,804 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:52:11,804 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-26 23:52:11,804 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:52:11,805 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-26 23:52:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-26 23:52:12,154 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-26 23:52:12,154 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-26 23:52:12,154 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2018-10-26 23:52:12,155 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-10-26 23:52:12,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-10-26 23:52:12,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-10-26 23:52:12,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-10-26 23:52:12,158 INFO L87 Difference]: Start difference. First operand 1974 states and 3284 transitions. Second operand 5 states.
[2018-10-26 23:52:32,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-26 23:52:32,608 INFO L93 Difference]: Finished difference Result 5737 states and 9691 transitions.
[2018-10-26 23:52:32,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2018-10-26 23:52:32,609 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 95
[2018-10-26 23:52:32,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-26 23:52:32,645 INFO L225 Difference]: With dead ends: 5737
[2018-10-26 23:52:32,645 INFO L226 Difference]: Without dead ends: 3769
[2018-10-26 23:52:32,653 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56
[2018-10-26 23:52:32,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3769 states.
[2018-10-26 23:52:32,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3769 to 3685.
[2018-10-26 23:52:32,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3685 states.
[2018-10-26 23:52:32,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 5659 transitions.
[2018-10-26 23:52:32,789 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 5659 transitions. Word has length 95
[2018-10-26 23:52:32,789 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-10-26 23:52:32,789 INFO L481 AbstractCegarLoop]: Abstraction has 3685 states and 5659 transitions.
[2018-10-26 23:52:32,789 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-10-26 23:52:32,790 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 5659 transitions.
[2018-10-26 23:52:32,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110
[2018-10-26 23:52:32,794 INFO L367 BasicCegarLoop]: Found error trace
[2018-10-26 23:52:32,795 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-26 23:52:32,795 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-26 23:52:32,795 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-26 23:52:32,796 INFO L82 PathProgramCache]: Analyzing trace with hash -1681120082, now seen corresponding path program 1 times
[2018-10-26 23:52:32,796 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-26 23:52:32,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:52:32,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-26 23:52:32,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:52:32,797 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-26 23:52:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-26 23:52:33,038 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-26 23:52:33,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-26 23:52:33,039 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2018-10-26 23:52:33,039 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-10-26 23:52:33,040 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states
[2018-10-26 23:52:33,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2018-10-26 23:52:33,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2018-10-26 23:52:33,041 INFO L87 Difference]: Start difference. First operand 3685 states and 5659 transitions. Second operand 5 states.
[2018-10-26 23:53:00,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-26 23:53:00,194 INFO L93 Difference]: Finished difference Result 13664 states and 21759 transitions.
[2018-10-26 23:53:00,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2018-10-26 23:53:00,197 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 109
[2018-10-26 23:53:00,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-26 23:53:00,272 INFO L225 Difference]: With dead ends: 13664
[2018-10-26 23:53:00,273 INFO L226 Difference]: Without dead ends: 9985
[2018-10-26 23:53:00,302 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56
[2018-10-26 23:53:00,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9985 states.
[2018-10-26 23:53:00,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9985 to 9795.
[2018-10-26 23:53:00,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9795 states.
[2018-10-26 23:53:00,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9795 states to 9795 states and 14500 transitions.
[2018-10-26 23:53:00,634 INFO L78 Accepts]: Start accepts. Automaton has 9795 states and 14500 transitions. Word has length 109
[2018-10-26 23:53:00,635 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-10-26 23:53:00,635 INFO L481 AbstractCegarLoop]: Abstraction has 9795 states and 14500 transitions.
[2018-10-26 23:53:00,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2018-10-26 23:53:00,635 INFO L276 IsEmpty]: Start isEmpty. Operand 9795 states and 14500 transitions.
[2018-10-26 23:53:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128
[2018-10-26 23:53:00,643 INFO L367 BasicCegarLoop]: Found error trace
[2018-10-26 23:53:00,644 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-26 23:53:00,644 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-26 23:53:00,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-26 23:53:00,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1652720786, now seen corresponding path program 1 times
[2018-10-26 23:53:00,645 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-26 23:53:00,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:53:00,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-26 23:53:00,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:53:00,646 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-26 23:53:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-26 23:53:00,983 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4
[2018-10-26 23:53:01,273 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-26 23:53:01,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-26 23:53:01,274 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2018-10-26 23:53:01,274 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-10-26 23:53:01,275 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states
[2018-10-26 23:53:01,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2018-10-26 23:53:01,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2018-10-26 23:53:01,275 INFO L87 Difference]: Start difference. First operand 9795 states and 14500 transitions. Second operand 6 states.
[2018-10-26 23:53:02,631 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 7
[2018-10-26 23:53:17,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-26 23:53:17,527 INFO L93 Difference]: Finished difference Result 34197 states and 53808 transitions.
[2018-10-26 23:53:17,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2018-10-26 23:53:17,528 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 127
[2018-10-26 23:53:17,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-26 23:53:17,658 INFO L225 Difference]: With dead ends: 34197
[2018-10-26 23:53:17,658 INFO L226 Difference]: Without dead ends: 24408
[2018-10-26 23:53:17,734 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72
[2018-10-26 23:53:17,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24408 states.
[2018-10-26 23:53:18,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24408 to 24172.
[2018-10-26 23:53:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24172 states.
[2018-10-26 23:53:18,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24172 states to 24172 states and 34071 transitions.
[2018-10-26 23:53:18,426 INFO L78 Accepts]: Start accepts. Automaton has 24172 states and 34071 transitions. Word has length 127
[2018-10-26 23:53:18,427 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-10-26 23:53:18,427 INFO L481 AbstractCegarLoop]: Abstraction has 24172 states and 34071 transitions.
[2018-10-26 23:53:18,427 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2018-10-26 23:53:18,427 INFO L276 IsEmpty]: Start isEmpty. Operand 24172 states and 34071 transitions.
[2018-10-26 23:53:18,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139
[2018-10-26 23:53:18,431 INFO L367 BasicCegarLoop]: Found error trace
[2018-10-26 23:53:18,434 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-26 23:53:18,434 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-26 23:53:18,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-26 23:53:18,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1095351321, now seen corresponding path program 1 times
[2018-10-26 23:53:18,435 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-26 23:53:18,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:53:18,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-26 23:53:18,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:53:18,437 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-26 23:53:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-26 23:53:18,736 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4
[2018-10-26 23:53:19,118 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-26 23:53:19,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-26 23:53:19,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2018-10-26 23:53:19,118 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-10-26 23:53:19,119 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states
[2018-10-26 23:53:19,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2018-10-26 23:53:19,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2018-10-26 23:53:19,120 INFO L87 Difference]: Start difference. First operand 24172 states and 34071 transitions. Second operand 6 states.
[2018-10-26 23:53:32,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-26 23:53:32,541 INFO L93 Difference]: Finished difference Result 62339 states and 97847 transitions.
[2018-10-26 23:53:32,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2018-10-26 23:53:32,546 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138
[2018-10-26 23:53:32,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-26 23:53:32,747 INFO L225 Difference]: With dead ends: 62339
[2018-10-26 23:53:32,747 INFO L226 Difference]: Without dead ends: 38173
[2018-10-26 23:53:32,809 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72
[2018-10-26 23:53:32,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38173 states.
[2018-10-26 23:53:33,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38173 to 37976.
[2018-10-26 23:53:33,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37976 states.
[2018-10-26 23:53:33,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37976 states to 37976 states and 54429 transitions.
[2018-10-26 23:53:33,832 INFO L78 Accepts]: Start accepts. Automaton has 37976 states and 54429 transitions. Word has length 138
[2018-10-26 23:53:33,833 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-10-26 23:53:33,834 INFO L481 AbstractCegarLoop]: Abstraction has 37976 states and 54429 transitions.
[2018-10-26 23:53:33,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2018-10-26 23:53:33,834 INFO L276 IsEmpty]: Start isEmpty. Operand 37976 states and 54429 transitions.
[2018-10-26 23:53:33,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167
[2018-10-26 23:53:33,838 INFO L367 BasicCegarLoop]: Found error trace
[2018-10-26 23:53:33,838 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-26 23:53:33,839 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-26 23:53:33,842 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-26 23:53:33,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1731803128, now seen corresponding path program 1 times
[2018-10-26 23:53:33,842 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-26 23:53:33,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:53:33,843 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-26 23:53:33,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:53:33,844 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-26 23:53:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-26 23:53:34,145 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4
[2018-10-26 23:53:34,550 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-26 23:53:34,551 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-10-26 23:53:34,551 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2018-10-26 23:53:34,551 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-10-26 23:53:34,552 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states
[2018-10-26 23:53:34,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2018-10-26 23:53:34,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2018-10-26 23:53:34,553 INFO L87 Difference]: Start difference. First operand 37976 states and 54429 transitions. Second operand 6 states.
[2018-10-26 23:53:44,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-10-26 23:53:44,852 INFO L93 Difference]: Finished difference Result 83928 states and 123816 transitions.
[2018-10-26 23:53:44,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2018-10-26 23:53:44,859 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 166
[2018-10-26 23:53:44,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-10-26 23:53:45,032 INFO L225 Difference]: With dead ends: 83928
[2018-10-26 23:53:45,033 INFO L226 Difference]: Without dead ends: 45958
[2018-10-26 23:53:45,124 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72
[2018-10-26 23:53:45,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45958 states.
[2018-10-26 23:53:45,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45958 to 45856.
[2018-10-26 23:53:45,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45856 states.
[2018-10-26 23:53:46,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45856 states to 45856 states and 62650 transitions.
[2018-10-26 23:53:46,005 INFO L78 Accepts]: Start accepts. Automaton has 45856 states and 62650 transitions. Word has length 166
[2018-10-26 23:53:46,005 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-10-26 23:53:46,005 INFO L481 AbstractCegarLoop]: Abstraction has 45856 states and 62650 transitions.
[2018-10-26 23:53:46,006 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2018-10-26 23:53:46,006 INFO L276 IsEmpty]: Start isEmpty. Operand 45856 states and 62650 transitions.
[2018-10-26 23:53:46,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217
[2018-10-26 23:53:46,014 INFO L367 BasicCegarLoop]: Found error trace
[2018-10-26 23:53:46,014 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-10-26 23:53:46,015 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2018-10-26 23:53:46,015 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-26 23:53:46,015 INFO L82 PathProgramCache]: Analyzing trace with hash 456578613, now seen corresponding path program 1 times
[2018-10-26 23:53:46,015 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy
[2018-10-26 23:53:46,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:53:46,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-26 23:53:46,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-26 23:53:46,028 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)
[2018-10-26 23:53:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-10-26 23:53:46,607 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 98 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-10-26 23:53:46,607 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more.
[2018-10-26 23:53:46,608 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION
[2018-10-26 23:53:46,609 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 217 with the following transitions:
[2018-10-26 23:53:46,613 INFO L202 CegarAbsIntRunner]: [0], [1], [2628], [2635], [2643], [2651], [2659], [2667], [2675], [2679], [2681], [2684], [2692], [2700], [2708], [2716], [2724], [2732], [2740], [2748], [2756], [2764], [2772], [2780], [2788], [2796], [2804], [2812], [2820], [2828], [2836], [2844], [2852], [2860], [2868], [2876], [2884], [2892], [2900], [2908], [2916], [2924], [2932], [2940], [2948], [2956], [2964], [2972], [2980], [2988], [2996], [3004], [3012], [3020], [3028], [3036], [3044], [3052], [3060], [3068], [3076], [3084], [3092], [3100], [3108], [3116], [3121], [3125], [3129], [3133], [3137], [3148], [3151], [3152], [3156], [3160], [3164], [3168], [3179], [3183], [3187], [3191], [3195], [3199], [3203], [3207], [3218], [3222], [3226], [3230], [3234], [3238], [3242], [3246], [3250], [3254], [3258], [3262], [3266], [3270], [3274], [3278], [3282], [3286], [3290], [3294], [3305], [3309], [3313], [3317], [3321], [3325], [3329], [3333], [3344], [3355], [3358], [3361], [3365], [4238], [4242], [4246], [4252], [4256], [4258], [4269], [4270], [4271], [4273], [4274]
[2018-10-26 23:53:46,720 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain]
[2018-10-26 23:53:46,720 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2)
[2018-10-26 23:53:53,575 INFO L266 AbstractInterpreter]: Error location(s) were unreachable
[2018-10-26 23:53:53,576 INFO L272 AbstractInterpreter]: Visited 124 different actions 124 times. Never merged. Never widened. Never found a fixpoint. Largest state had 26 variables.
[2018-10-26 23:53:53,590 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-26 23:53:53,590 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates
[2018-10-26 23:53:58,202 INFO L227 lantSequenceWeakener]: Weakened 193 states. On average, predicates are now at 71.12% of their original sizes.
[2018-10-26 23:53:58,202 INFO L413 sIntCurrentIteration]: Unifying AI predicates
[2018-10-26 23:53:59,982 INFO L415 sIntCurrentIteration]: We unified 215 AI predicates to 215
[2018-10-26 23:53:59,982 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates
[2018-10-26 23:53:59,983 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2018-10-26 23:53:59,983 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15
[2018-10-26 23:53:59,983 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence
[2018-10-26 23:53:59,984 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states
[2018-10-26 23:53:59,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2018-10-26 23:53:59,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110
[2018-10-26 23:53:59,985 INFO L87 Difference]: Start difference. First operand 45856 states and 62650 transitions. Second operand 11 states.
[2018-10-26 23:54:33,467 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation.
Received shutdown request...
[2018-10-26 23:55:19,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2018-10-26 23:55:19,216 WARN L550 AbstractCegarLoop]: Verification canceled
[2018-10-26 23:55:19,222 WARN L205 ceAbstractionStarter]: Timeout
[2018-10-26 23:55:19,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 11:55:19 BoogieIcfgContainer
[2018-10-26 23:55:19,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2018-10-26 23:55:19,223 INFO L168 Benchmark]: Toolchain (without parser) took 214436.84 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB.
[2018-10-26 23:55:19,224 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB.
[2018-10-26 23:55:19,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2780.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 253.7 MB). Peak memory consumption was 253.7 MB. Max. memory is 7.1 GB.
[2018-10-26 23:55:19,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 627.90 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 814.7 MB). Free memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 73.1 MB. Max. memory is 7.1 GB.
[2018-10-26 23:55:19,227 INFO L168 Benchmark]: Boogie Preprocessor took 347.93 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB.
[2018-10-26 23:55:19,227 INFO L168 Benchmark]: RCFGBuilder took 12475.88 ms. Allocated memory was 2.3 GB in the beginning and 2.5 GB in the end (delta: 190.8 MB). Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 14.2 MB). Peak memory consumption was 665.8 MB. Max. memory is 7.1 GB.
[2018-10-26 23:55:19,228 INFO L168 Benchmark]: TraceAbstraction took 198200.04 ms. Allocated memory was 2.5 GB in the beginning and 4.2 GB in the end (delta: 1.7 GB). Free memory was 2.2 GB in the beginning and 2.8 GB in the end (delta: -632.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB.
[2018-10-26 23:55:19,233 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 2780.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 253.7 MB). Peak memory consumption was 253.7 MB. Max. memory is 7.1 GB.
* Boogie Procedure Inliner took 627.90 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 814.7 MB). Free memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 73.1 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 347.93 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 12475.88 ms. Allocated memory was 2.3 GB in the beginning and 2.5 GB in the end (delta: 190.8 MB). Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 14.2 MB). Peak memory consumption was 665.8 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 198200.04 ms. Allocated memory was 2.5 GB in the beginning and 4.2 GB in the end (delta: 1.7 GB). Free memory was 2.2 GB in the beginning and 2.8 GB in the end (delta: -632.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- TimeoutResultAtElement [Line: 48]: Timeout (TraceAbstraction)
Unable to prove that call of __VERIFIER_error() unreachable (line 48). Cancelled while BasicCegarLoop was constructing difference of abstraction (45856states) and FLOYD_HOARE automaton (currently 10 states, 11 states before enhancement),while ReachableStatesComputation was computing reachable states (3089 states constructedinput type IntersectNwa).
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 7 procedures, 1120 locations, 1 error locations. TIMEOUT Result, 198.1s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 177.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2992 SDtfs, 21489 SDslu, 3328 SDs, 0 SdLazy, 34694 SolverSat, 8111 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 133.5s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 272 GetRequests, 220 SyntacticMatches, 5 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45856occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.9s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9956779964221825 AbsIntWeakeningRatio, 0.13953488372093023 AbsIntAvgWeakeningVarsNumRemoved, 47.2093023255814 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 810 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 870 NumberOfCodeBlocks, 870 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 863 ConstructedInterpolants, 0 QuantifiedInterpolants, 509307 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 158/160 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: Timeout
Completed graceful shutdown